Correlation between RAQMS!dG!n and AIRNow 1-hr surface PM2.5 #coincidences >30 and Corr > 0.5 0.62 000065201 Parry Sound ON 0.60 040138005 Estrella AZ 0.59 040139998 Vehicle Emissions Laboratory AZ 0.57 040132001 Glendale Community College AZ 0.55 000062001 North Bay ON 0.51 040139997 Supersite AZ 0.51 000063301 Dorset ON 0.50 060731010 San Diego - Beardsley Street CA #coincidences 10-30 and Corr > 0.5 Correlation between RAQMS!dG!n and AIRNow diurn-avg surface PM2.5 #coincidences >30 and Corr > 0.5 0.85 060731002 Escondido CA 0.84 040132001 Glendale Community College AZ 0.79 060711004 Upland CA 0.78 040191030 Green Valley AZ 0.76 040138005 Estrella AZ 0.76 000065201 Parry Sound ON 0.74 040139997 Supersite AZ 0.72 040191032 Rose Elementary AZ 0.70 060731010 San Diego - Beardsley Street CA 0.70 000062001 North Bay ON 0.69 040134010 Dysart AZ 0.68 040191113 Geronimo AZ 0.67 040139998 Vehicle Emissions Laboratory AZ 0.63 050350005 MARION AR 0.63 011011002 MONTG AL 0.62 080450007 Rifle Particulate CO 0.62 000063301 Dorset ON 0.61 000061104 Peterborough ON 0.61 000060609 Sudbury ON 0.59 080310025 Denver Animal Shelter - 678 S. Jason St. CO 0.59 000060512 Hamilton Downtown ON 0.58 080010006 Commerce City - 7101 Birch St. CO 0.58 060550003 Napa - Jefferson St CA 0.57 080310002 Denver - CAMP - 2105 Broadway CO 0.57 000060303 Kingston ON 0.55 080410017 Colorado College CO 0.55 060750005 San Francisco - Arkansas Street CA 0.53 010732006 HOOVER AL 0.53 000061302 St. Catharines ON 0.52 080350004 Chatfield Park - 11500 N. Roxborough Par CO 0.51 080131001 Boulder - CU - 2102 Athens St. CO 0.51 080130003 Longmont CO 0.51 061113001 El Rio - Rio Mesa School #2 CA 0.51 051430005 SPRNGDLE AR 0.50 080310013 Denver - NJH - 14th Ave. & Albion St. CO 0.50 060870007 Unknown CA 0.50 060010007 Livermore - Rincon CA 0.50 000060424 Toronto Downtown ON #coincidences 10-30 and Corr > 0.5 0.77 060371103 Los Angeles - N. Main Street CA 0.52 000020401 SOUTHAMPTON PE Mean daytime bias of RAQMS!dG!n from AIRNow 1-hr surface PM2.5 #coincidences >30 and Corr > 0.5 28.90 000010401 Mount Pearl NF 19.90 060690002 Unknown CA 19.70 040191034 Coachline AZ 19.60 060870007 Unknown CA 19.30 060530002 Unknown CA 17.70 040139998 Vehicle Emissions Laboratory AZ 16.80 040139997 Supersite AZ 15.90 040138005 Estrella AZ 15.60 040134003 South Phoenix AZ 14.80 040134010 Dysart AZ 14.60 061113001 El Rio - Rio Mesa School #2 CA 13.80 040132001 Glendale Community College AZ 12.50 061111004 Ojai - Ojai Ave. CA 12.00 040191032 Rose Elementary AZ 10.50 060731010 San Diego - Beardsley Street CA 9.80 040139812 Durango AZ 8.30 060953002 Vacaville CA 8.00 060850005 San Jose - Jackson St. CA 7.70 060731008 Camp Pendleton CA 7.30 060670012 Folsom CA 7.10 060670010 Sacramento - T Street CA 7.00 060374002 North Long Beach CA 6.60 060970003 Santa Rosa - 5th Street CA 6.50 060550003 Napa - Jefferson St CA 6.40 060010011 Oakland West CA 6.30 060410001 San Rafael CA 6.10 060811001 Redwood City CA 6.00 060659001 Lake Elsinore - W. Flint Street CA 5.80 060959999 Rio Vista CA 5.80 060950004 Vallejo - 304 Tuolumne Street CA 5.70 061130004 Davis CA 5.50 060750005 San Francisco - Arkansas Street CA 5.40 040191030 Green Valley AZ 5.30 060670011 Elk Grove CA 5.30 060650012 Banning - South Hathaway Street CA 5.30 060590007 Anaheim CA 5.20 060710005 Lake Gregory - Crestline CA 5.10 060731002 Escondido CA 5.00 060376012 Santa Clarita CA 4.90 061110007 Thousand Oaks - Moorpark Road CA 4.70 061110009 Piru - Pacific CA 3.70 060798001 Atascadero CA 3.30 060610006 Roseville - N.Sunrise/Douglas CA 3.30 000020301 WELLINGTON PE 3.30 000020104 CHARLOTTETOWN PE 3.10 000030701 AYLESFORD MOUNTAIN NS 2.30 000061502 Kitchener ON 2.20 060610002 Auburn CA 2.10 060371201 Reseda CA 1.80 000040207 SAINT JOHN WEST NB 1.60 040191113 Geronimo AZ 1.20 000062501 Tiverton ON 1.00 000061402 Brantford ON 0.70 060730003 El Cajon - Redwood Ave CA 0.70 000061302 St. Catharines ON 0.60 061112002 Simi Valley - Cochran Street CA #coincidences 10-30 and Corr > 0.5 19.00 000020401 SOUTHAMPTON PE 15.20 060850002 Gilory - 9th Street CA 6.40 060670006 Sacramento - Del Paso Manor CA 5.60 061070009 Sequoia/Kings Canyon - Ash Mountain CA 4.30 061131003 Woodland CA 3.80 000040209 CASTLE ST. SAINT JO NB 2.90 000040103 FREDERICTON NB 2.50 000040801 CANTERBURY NB Mean nighttime bias of RAQMS!dG!n from AIRNow 1-hr surface PM2.5 #coincidences >30 and Corr > 0.5 17.60 000010401 Mount Pearl NF 17.40 060870007 Unknown CA 17.30 060690002 Unknown CA 15.50 060530002 Unknown CA 14.50 061113001 El Rio - Rio Mesa School #2 CA 12.80 060832011 GOLETA CA 11.60 061111004 Ojai - Ojai Ave. CA 11.20 040191034 Coachline AZ 9.20 040139998 Vehicle Emissions Laboratory AZ 8.60 040139997 Supersite AZ 8.00 060953002 Vacaville CA 7.90 040138005 Estrella AZ 7.70 040134010 Dysart AZ 7.70 040134003 South Phoenix AZ 7.70 040132001 Glendale Community College AZ 6.60 060670010 Sacramento - T Street CA 6.60 040191032 Rose Elementary AZ 6.30 060670012 Folsom CA 6.20 060010011 Oakland West CA 6.10 060710005 Lake Gregory - Crestline CA 6.00 060850005 San Jose - Jackson St. CA 6.00 060410001 San Rafael CA 6.00 040139812 Durango AZ 5.70 060731010 San Diego - Beardsley Street CA 5.50 060970003 Santa Rosa - 5th Street CA 5.50 060798001 Atascadero CA 5.40 060550003 Napa - Jefferson St CA 5.20 060959999 Rio Vista CA 5.00 060410003 Point Reyes CA 4.90 060811001 Redwood City CA 4.90 060670011 Elk Grove CA 4.90 060659001 Lake Elsinore - W. Flint Street CA 4.80 060950004 Vallejo - 304 Tuolumne Street CA 4.60 040130019 West Phoenix AZ 4.20 060374002 North Long Beach CA 4.10 061110007 Thousand Oaks - Moorpark Road CA 4.10 060731008 Camp Pendleton CA 3.90 060610006 Roseville - N.Sunrise/Douglas CA 3.90 060610002 Auburn CA 3.80 061130004 Davis CA 3.80 060376012 Santa Clarita CA 3.60 060750005 San Francisco - Arkansas Street CA 3.40 061110009 Piru - Pacific CA 3.40 040191030 Green Valley AZ 2.90 060371201 Reseda CA 2.60 060590007 Anaheim CA 2.60 060370016 Glendora - Laurel CA 2.10 000020301 WELLINGTON PE 1.90 060731002 Escondido CA 1.90 000030701 AYLESFORD MOUNTAIN NS 1.80 000065001 Barrie ON 1.80 000020104 CHARLOTTETOWN PE 1.60 000062501 Tiverton ON 1.30 060010007 Livermore - Rincon CA 1.20 060650012 Banning - South Hathaway Street CA 1.20 060271018 Lone Pine Paiute/Shoshone Tribe-CA CA 1.20 000061302 St. Catharines ON 1.10 000040302 MONCTON NB 0.90 040191113 Geronimo AZ 0.90 000061402 Brantford ON 0.90 000061201 Cornwall ON 0.90 000040207 SAINT JOHN WEST NB 0.70 000061502 Kitchener ON 0.50 000065301 Port Stanley ON #coincidences 10-30 and Corr > 0.5 13.60 000020401 SOUTHAMPTON PE 13.00 060850002 Gilory - 9th Street CA 7.50 060670006 Sacramento - Del Paso Manor CA 6.80 061131003 Woodland CA 4.10 000040209 CASTLE ST. SAINT JO NB 2.90 061070009 Sequoia/Kings Canyon - Ash Mountain CA 0.80 000040801 CANTERBURY NB 0.80 000040103 FREDERICTON NB Mean observed daytime surface PM2.5 (6-hourly) #coincidences >30 and Corr > 0.5 655.70 060830011 Santa Barbara CA 436.80 010970003 CHICK. AL 388.60 060290014 Bakersfield - 5558 California Ave CA 206.90 060832004 Lompoc H Street CA 199.70 000054401 Saint-Anicet QC 128.30 060431001 Yosemite Village - Visitor Center CA 120.70 061072002 Visalia - N. Church Street CA 96.50 040130019 West Phoenix AZ 71.30 060832011 GOLETA CA 67.00 051390006 El Dorado AR 46.60 060731006 Alpine CA 45.90 060250005 Calexico - Ethel Street CA 41.80 060570005 Grass Valley CA 29.40 060890007 Anderson CA 25.80 060410003 Point Reyes CA 24.90 060711004 Upland CA 24.80 060990005 Modesto - 14th Street CA 22.70 060658001 Riverside - Rubidoux CA 22.20 000054501 L'Assomption QC 21.90 060792004 Mesa 2 /Nipomo CA 21.90 060371002 Burbank - W. Palm Ave CA 19.90 060651003 Riverside - Magnolia CA 19.60 060650012 Banning - South Hathaway Street CA 19.40 060370016 Glendora - Laurel CA 18.80 061112002 Simi Valley - Cochran Street CA 18.60 080310025 Denver Animal Shelter - 678 S. Jason St. CO 18.50 010732003 WYLAM AL 18.30 010731005 MCADORY AL 18.20 010731010 LEEDS AL 18.00 060371201 Reseda CA 17.70 050350005 MARION AR 16.70 060730003 El Cajon - Redwood Ave CA 16.60 080770017 Grand Junction - Powell Building CO 16.60 000060512 Hamilton Downtown ON 16.30 010735003 CORNER AL 16.30 010735002 PINSON AL 16.20 051191008 ADEQ-DSR AR 16.20 011011002 MONTG AL 16.20 010732006 HOOVER AL 15.80 060731010 San Diego - Beardsley Street CA 15.60 080410017 Colorado College CO 15.20 040139812 Durango AZ 14.90 061111004 Ojai - Ojai Ave. CA 14.90 061110007 Thousand Oaks - Moorpark Road CA 14.80 061110009 Piru - Pacific CA 14.80 000040901 ST ANDREWS NB 14.60 060710005 Lake Gregory - Crestline CA 14.60 010731009 PROVIDENCE AL 14.40 060376012 Santa Clarita CA 14.40 040191113 Geronimo AZ 14.10 060590007 Anaheim CA 13.90 051190007 PARR AR 13.50 060659001 Lake Elsinore - W. Flint Street CA 13.40 060731002 Escondido CA 13.20 000065301 Port Stanley ON 12.80 080310002 Denver - CAMP - 2105 Broadway CO 12.80 061113001 El Rio - Rio Mesa School #2 CA 12.80 000060204 Windsor Downtown ON 12.50 000090121 Edmonton East AB 12.40 060374002 North Long Beach CA 12.40 060010007 Livermore - Rincon CA 12.40 000054703 Bécancour (Aréna) QC 12.30 060271018 Lone Pine Paiute/Shoshone Tribe-CA CA 12.20 060731008 Camp Pendleton CA 12.20 000061004 Sarnia ON 11.60 000060903 London ON 11.60 000060303 Kingston ON 11.40 060610006 Roseville - N.Sunrise/Douglas CA 11.40 060610002 Auburn CA 11.40 051430005 SPRNGDLE AR 11.20 040132001 Glendale Community College AZ 11.00 080130003 Longmont CO 11.00 080010006 Commerce City - 7101 Birch St. CO 11.00 000065801 Chatham ON 10.50 060798001 Atascadero CA 10.50 040191034 Coachline AZ 10.50 040191030 Green Valley AZ 10.40 080131001 Boulder - CU - 2102 Athens St. CO 10.40 000065001 Barrie ON 10.30 060950004 Vallejo - 304 Tuolumne Street CA 10.20 080310013 Denver - NJH - 14th Ave. & Albion St. CO 10.20 060670011 Elk Grove CA 10.20 040134010 Dysart AZ 10.20 000060424 Toronto Downtown ON 10.10 000094301 Cold Lake South AB 10.00 080350004 Chatfield Park - 11500 N. Roxborough Par CO 10.00 060410001 San Rafael CA 9.90 060550003 Napa - Jefferson St CA 9.70 080450007 Rifle Particulate CO 9.70 000063701 Grand Bend ON 9.50 040134003 South Phoenix AZ 9.50 000090601 Fort Saskatchewan AB 9.50 000061402 Brantford ON 9.40 061010003 Yuba City CA 9.40 000061104 Peterborough ON 9.30 000061302 St. Catharines ON 9.20 060959999 Rio Vista CA 9.20 060811001 Redwood City CA 9.20 060750005 San Francisco - Arkansas Street CA 9.20 040138005 Estrella AZ 9.00 061130004 Davis CA 9.00 060970003 Santa Rosa - 5th Street CA 8.90 060210002 Willows - E. Laurel Street CA 8.80 000091901 Caroline AB 8.80 000062501 Tiverton ON 8.70 000090120 Edmonton South AB 8.60 000090402 Medicine Hat - Crescent Hts AB 8.50 000061201 Cornwall ON 8.40 060074001 Gridley CA 8.40 000062001 North Bay ON 8.20 040139997 Supersite AZ 8.10 060850005 San Jose - Jackson St. CA 8.10 060670012 Folsom CA 8.00 000061502 Kitchener ON 7.90 060670010 Sacramento - T Street CA 7.90 000065401 Belleville ON 7.90 000060609 Sudbury ON 7.80 060271023 Bishop Paiute Tribe-CA CA 7.60 060010011 Oakland West CA 7.40 000065701 Morrisburg ON 7.40 000051501 Zéphirin QC 7.40 000041302 BATHURST NB 7.30 040139998 Vehicle Emissions Laboratory AZ 7.30 000065201 Parry Sound ON 7.20 000040302 MONCTON NB 7.00 000091101 Elk Island AB 6.70 060690002 Unknown CA 6.60 060530002 Unknown CA 6.60 000060104 Ottawa ON 6.50 060953002 Vacaville CA 6.50 000020104 CHARLOTTETOWN PE 6.40 060870007 Unknown CA 6.30 000063301 Dorset ON 5.80 000020301 WELLINGTON PE 5.10 040191032 Rose Elementary AZ 4.60 000040207 SAINT JOHN WEST NB 4.50 000010401 Mount Pearl NF 4.20 000030701 AYLESFORD MOUNTAIN NS #coincidences 10-30 and Corr > 0.5 35.40 000090222 Calgary Northwest AB 32.60 060371103 Los Angeles - N. Main Street CA 9.80 061131003 Woodland CA 9.20 000090502 Lethbridge AB 9.10 060670006 Sacramento - Del Paso Manor CA 9.10 000060709 Sault Ste Marie ON 8.50 060850002 Gilory - 9th Street CA 8.10 061070009 Sequoia/Kings Canyon - Ash Mountain CA 7.00 000040209 CASTLE ST. SAINT JO NB 5.70 000040801 CANTERBURY NB 3.70 000040103 FREDERICTON NB 2.60 000020401 SOUTHAMPTON PE Mean observed cloudiness (MODIS COT) RAQMS!dG!n 18Z yesterday surface PM2.5 #coincidences and Corr > 0.5 34.50 000010401 Mount Pearl NF 27.90 060870007 Unknown CA 27.90 060850002 Gilory - 9th Street CA 27.90 060690002 Unknown CA 27.90 060530002 Unknown CA 24.10 060731010 San Diego - Beardsley Street CA 23.30 061113001 El Rio - Rio Mesa School #2 CA 23.30 061111004 Ojai - Ojai Ave. CA 23.30 060832011 GOLETA CA 23.30 060832004 Lompoc H Street CA 23.30 060830011 Santa Barbara CA 13.90 060731006 Alpine CA 13.90 060730003 El Cajon - Redwood Ave CA 13.90 060250005 Calexico - Ethel Street CA 11.90 000030310 SYDNEY NS 11.10 061112002 Simi Valley - Cochran Street CA 11.10 061110009 Piru - Pacific CA 11.10 061110007 Thousand Oaks - Moorpark Road CA 11.10 060731008 Camp Pendleton CA 11.10 060731002 Escondido CA 11.10 060711004 Upland CA 11.10 060710005 Lake Gregory - Crestline CA 11.10 060659001 Lake Elsinore - W. Flint Street CA 11.10 060658001 Riverside - Rubidoux CA 11.10 060651003 Riverside - Magnolia CA 11.10 060590007 Anaheim CA 11.10 060376012 Santa Clarita CA 11.10 060374002 North Long Beach CA 11.10 060371201 Reseda CA 11.10 060371103 Los Angeles - N. Main Street CA 11.10 060371002 Burbank - W. Palm Ave CA 11.10 060370016 Glendora - Laurel CA 9.10 000020401 SOUTHAMPTON PE 8.80 040139998 Vehicle Emissions Laboratory AZ 8.80 040139997 Supersite AZ 8.80 040139812 Durango AZ 8.80 040138005 Estrella AZ 8.80 040134010 Dysart AZ 8.80 040134003 South Phoenix AZ 8.80 040132001 Glendale Community College AZ 8.80 040130019 West Phoenix AZ 8.30 060650012 Banning - South Hathaway Street CA 8.30 040191034 Coachline AZ 8.20 051390006 El Dorado AR 8.20 051191008 ADEQ-DSR AR 8.20 051190007 PARR AR 7.60 050350005 MARION AR 7.30 061072002 Visalia - N. Church Street CA 7.30 060798001 Atascadero CA 7.30 060792004 Mesa 2 /Nipomo CA 7.30 060290014 Bakersfield - 5558 California Ave CA 6.90 051430005 SPRNGDLE AR 6.40 010731009 PROVIDENCE AL 6.40 010731005 MCADORY AL 5.90 061131003 Woodland CA 5.90 061130004 Davis CA 5.90 060970003 Santa Rosa - 5th Street CA 5.90 060959999 Rio Vista CA 5.90 060953002 Vacaville CA 5.90 060950004 Vallejo - 304 Tuolumne Street CA 5.90 060850005 San Jose - Jackson St. CA 5.90 060811001 Redwood City CA 5.90 060750005 San Francisco - Arkansas Street CA 5.90 060670012 Folsom CA 5.90 060670011 Elk Grove CA 5.90 060670010 Sacramento - T Street CA 5.90 060670006 Sacramento - Del Paso Manor CA 5.90 060610006 Roseville - N.Sunrise/Douglas CA 5.90 060610002 Auburn CA 5.90 060550003 Napa - Jefferson St CA 5.90 060410003 Point Reyes CA 5.90 060410001 San Rafael CA 5.90 060010011 Oakland West CA 5.90 060010007 Livermore - Rincon CA 5.10 010735003 CORNER AL 5.10 010735002 PINSON AL 5.10 010732006 HOOVER AL 5.10 010732003 WYLAM AL 5.10 010731010 LEEDS AL 4.90 061070009 Sequoia/Kings Canyon - Ash Mountain CA 4.90 060271018 Lone Pine Paiute/Shoshone Tribe-CA CA 3.90 011011002 MONTG AL 3.70 010970003 CHICK. AL 3.60 080770017 Grand Junction - Powell Building CO 3.60 080450007 Rifle Particulate CO 3.50 080310025 Denver Animal Shelter - 678 S. Jason St. CO 3.50 080310013 Denver - NJH - 14th Ave. & Albion St. CO 3.50 080310002 Denver - CAMP - 2105 Broadway CO 3.50 080010006 Commerce City - 7101 Birch St. CO 3.40 000063701 Grand Bend ON 3.40 000062501 Tiverton ON 3.30 000090601 Fort Saskatchewan AB 3.30 000090130 Edmonton Central AB 3.30 000090121 Edmonton East AB 3.30 000090120 Edmonton South AB 3.20 061010003 Yuba City CA 3.20 060890007 Anderson CA 3.20 060570005 Grass Valley CA 3.20 060210002 Willows - E. Laurel Street CA 3.20 060074001 Gridley CA 3.10 080350004 Chatfield Park - 11500 N. Roxborough Par CO 3.10 080131001 Boulder - CU - 2102 Athens St. CO 3.10 080130003 Longmont CO 3.00 000060204 Windsor Downtown ON 2.90 080410017 Colorado College CO 2.90 000065001 Barrie ON 2.90 000061502 Kitchener ON 2.90 000061402 Brantford ON 2.90 000061302 St. Catharines ON 2.90 000060512 Hamilton Downtown ON 2.90 000060424 Toronto Downtown ON 2.80 000040302 MONCTON NB 2.80 000030701 AYLESFORD MOUNTAIN NS 2.80 000020301 WELLINGTON PE 2.80 000020104 CHARLOTTETOWN PE 2.70 000040209 CASTLE ST. SAINT JO NB 2.70 000040207 SAINT JOHN WEST NB 2.70 000040203 FOREST HILLS NB 2.70 000040103 FREDERICTON NB 2.40 040191113 Geronimo AZ 2.40 040191032 Rose Elementary AZ 2.40 040191030 Green Valley AZ 2.40 000091101 Elk Island AB 2.30 060990005 Modesto - 14th Street CA 2.30 060431001 Yosemite Village - Visitor Center CA 2.30 000090402 Medicine Hat - Crescent Hts AB 2.30 000041302 BATHURST NB 2.20 000094301 Cold Lake South AB 2.10 000065801 Chatham ON 2.10 000065301 Port Stanley ON 2.10 000061004 Sarnia ON 2.10 000060903 London ON 1.90 000090502 Lethbridge AB 1.90 000063301 Dorset ON 1.80 000060104 Ottawa ON 1.70 000065201 Parry Sound ON 1.70 000062001 North Bay ON 1.70 000060609 Sudbury ON 1.50 000061201 Cornwall ON 1.50 000060709 Sault Ste Marie ON 1.50 000054501 L'Assomption QC 1.50 000054401 Saint-Anicet QC 1.30 000091901 Caroline AB 1.30 000090302 Red Deer AB 1.30 000090222 Calgary Northwest AB 1.30 000065401 Belleville ON 1.30 000061104 Peterborough ON 1.30 000040901 ST ANDREWS NB 1.30 000040801 CANTERBURY NB 1.20 060271023 Bishop Paiute Tribe-CA CA 1.10 000054703 Bécancour (Aréna) QC 1.10 000051501 Zéphirin QC 1.00 000065701 Morrisburg ON 1.00 000060303 Kingston ON AIRNow 18Z yesterday 1-hr surface PM2.5 AIRNow yesterday maximum 1-hr surface PM2.5 Yesterday observed cloudiness (MODIS COT)